With the development of Internet of things technology, remote monitoring technology has obtained great development space. Traditional agriculture is also gradually developing towards intelligent agriculture with automatic control, which can not only liberate a large number of labor, but also improve crop yield and labor productivity. Intelligent agriculture based on automatic control technology and Internet of things technology will be the main direction of China's agricultural industry development in the future, which can effectively improve the modern level of agriculture. This paper focuses on the framework design and key technologies of remote monitoring system for intelligent agriculture.